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EP0715179A3 - Procédé pour détecter la magnétisation totale des magnets électropermanents - Google Patents

Procédé pour détecter la magnétisation totale des magnets électropermanents Download PDF

Info

Publication number
EP0715179A3
EP0715179A3 EP95850207A EP95850207A EP0715179A3 EP 0715179 A3 EP0715179 A3 EP 0715179A3 EP 95850207 A EP95850207 A EP 95850207A EP 95850207 A EP95850207 A EP 95850207A EP 0715179 A3 EP0715179 A3 EP 0715179A3
Authority
EP
European Patent Office
Prior art keywords
permanent magnet
electro
magnetisation
current
coil
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP95850207A
Other languages
German (de)
English (en)
Other versions
EP0715179A2 (fr
Inventor
Egil Myr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mhwirth AS
Original Assignee
Maritime Hydraulics AS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Maritime Hydraulics AS filed Critical Maritime Hydraulics AS
Publication of EP0715179A2 publication Critical patent/EP0715179A2/fr
Publication of EP0715179A3 publication Critical patent/EP0715179A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
    • G01R33/1215—Measuring magnetisation; Particular magnetometers therefor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/20—Electromagnets; Actuators including electromagnets without armatures
    • H01F7/206—Electromagnets for lifting, handling or transporting of magnetic pieces or material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/20—Electromagnets; Actuators including electromagnets without armatures
    • H01F7/206—Electromagnets for lifting, handling or transporting of magnetic pieces or material
    • H01F2007/208—Electromagnets for lifting, handling or transporting of magnetic pieces or material combined with permanent magnets

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Measuring Magnetic Variables (AREA)
EP95850207A 1994-11-30 1995-11-24 Procédé pour détecter la magnétisation totale des magnets électropermanents Withdrawn EP0715179A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO944598A NO300439B1 (no) 1994-11-30 1994-11-30 Fremgangsmåte og anordning for å detektere full magnetisering av elektro-permanent-magneter
NO944598 1994-11-30

Publications (2)

Publication Number Publication Date
EP0715179A2 EP0715179A2 (fr) 1996-06-05
EP0715179A3 true EP0715179A3 (fr) 1999-02-03

Family

ID=19897697

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95850207A Withdrawn EP0715179A3 (fr) 1994-11-30 1995-11-24 Procédé pour détecter la magnétisation totale des magnets électropermanents

Country Status (3)

Country Link
US (1) US5677821A (fr)
EP (1) EP0715179A3 (fr)
NO (1) NO300439B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105730869A (zh) * 2016-04-01 2016-07-06 德清申力索具有限公司 一种捆绑带

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6128174A (en) * 1997-08-29 2000-10-03 Stereotaxis, Inc. Method and apparatus for rapidly changing a magnetic field produced by electromagnets
US6373676B1 (en) * 1998-10-05 2002-04-16 Span Inc. Magnetic floatation control system
US6767177B2 (en) * 2002-04-15 2004-07-27 Kary A. Opitz Magnetic lifting system
EP1862624B1 (fr) * 2006-06-01 2017-02-15 Pilz Auslandsbeteiligungen GmbH Dispositif de maintien pour un dispositif de protection de l'accès
FI20105582A0 (fi) 2010-05-25 2010-05-25 Kaarinan Robottileikkaus Oy Kiinnityslaite, järjestely ja menetelmä työstettävän esineen kiinnittämiseksi työalustaan
WO2019045133A1 (fr) * 2017-08-30 2019-03-07 김윤기 Dispositif d'inspection de la sécurité d'un aimant électro-permanent d'un dispositif de levage et procédé correspondant
SE541388C2 (en) 2017-12-19 2019-09-10 Assa Abloy Ab Actuator comprising electro permanent magnet and method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4208656A (en) * 1978-06-12 1980-06-17 Littwin Arthur K Battery lift magnet control
US4479103A (en) * 1979-04-05 1984-10-23 Motor Magnetics Polarized electromagnetic device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1756503C3 (de) 1968-05-30 1973-07-19 Koppers Gmbh Heinrich Vorrichtung zur Anzeige von an Lasthebemagneten haengenden Lasten
DE1901611A1 (de) 1969-01-14 1970-09-17 Hartung Kuhn & Co Gmbh Maschin Gleichstrom-Lastmagnet mit Signalgeber
DE3212465A1 (de) 1982-04-02 1983-10-20 Emag Maschinenfabrik Gmbh, 7335 Salach Transportvorrichtung, insbesondere ladevorrichtung fuer bearbeitungsmaschinen

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4208656A (en) * 1978-06-12 1980-06-17 Littwin Arthur K Battery lift magnet control
US4479103A (en) * 1979-04-05 1984-10-23 Motor Magnetics Polarized electromagnetic device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
SCHNEIDER H -P: "ELEKTRONISCHE STEUERUNG FUER PERMANENTMAGNETISCH ERREGTE LASTHEBEMAGNETSYSTEME", TECHNISCHE MITTEILUNGEN KRUPP, FORSCHUNGSBERICHTE, vol. 36, no. 1, April 1978 (1978-04-01), pages 35 - 40, XP002019208 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105730869A (zh) * 2016-04-01 2016-07-06 德清申力索具有限公司 一种捆绑带

Also Published As

Publication number Publication date
NO944598L (no) 1996-05-31
NO944598D0 (no) 1994-11-30
NO300439B1 (no) 1997-05-26
EP0715179A2 (fr) 1996-06-05
US5677821A (en) 1997-10-14

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